Home / 34,807.11-52,210.62-12,620.46

Finding the Fourth Proportional to 34,807.11, 52,210.62 and 12,620.46

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Solution

The fourth proportional to 34,807.11, 52,210.62 and 12,620.46 is: 18,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.11 : 52,210.62 = 12,620.46 : x
  2. Step 2: Convert to fraction form
    34,807.11/52,210.62 = 12,620.46/x
  3. Step 3: Cross multiply
    34,807.11x = 52,210.62 × 12,620.46
  4. Step 4: Simplify right side
    34,807.11x = 658,922,041.29
  5. Step 5: Solve for x
    x = 658,922,041.29/34,807.11
  6. Step 6: Final answer
    x = 18,930.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.